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On October 29, 2026, Artificial Analysis showcased a comparison of the performance of Claude Opus 5.5 and GPT-6 Astra on the same robotic task. According to the AA-Robotics v0.1 test it released, when the same robot performed the same writing task, Claude Opus 5.5 wrote "hello world" dot by dot, with the robotic arm moving 3,270 times within 34 minutes; GPT-6 Astra wrote with continuous strokes, moving 514 times within 13 minutes. Currently, this comparison has been released by Artificial Analysis as a single source, and there have been no subsequent developments.
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Claude Opus 5.5 vs. GPT-6 Astra Robot Writing ComparisonDevelopments
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Artificial Analysis shows a comparison of the performance of two models on the same robotics task
Source:Artificial Analysis
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Oct 29
Artificial Analysis
Claude Opus 5.5 vs. GPT-6 Astra Robot Writing Comparison
Artificial Analysis presents a comparison in AA-Robotics v0.1 of the same robot performing the same task: Claude Opus 5.5 wrote "hello world" point by point, with the robotic arm moving 3,270 times in 34 minutes; GPT-6 Astra wrote with continuous strokes, moving 514 times in 13 minutes.